Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 349 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.♻️ Which energy source will never run out? (a) diesel (b) coal (c) sunlight (d) petrol
2. 2.♻️ Reduce, reuse or recycle: fix a dripping tap? (a) reuse (b) recycle (c) reduce
3. 3.♻️ Is natural gas a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
4. 4.True or false: coal is a non-renewable energy source. (a) False (b) True
5. 5.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) recycle (b) reuse (c) reduce
6. 6.♻️ Reduce, reuse or recycle: switch off unused lights? (a) reuse (b) recycle (c) reduce
7. 7.True or false: natural gas is a non-renewable energy source. (a) False (b) True
8. 8.Which of these is reduce (use less)? (a) plant in old tyres (b) give old books away (c) turn plastic into tiles (d) buy less packaging
9. 9.Which of these is reuse (use again)? (a) refill a water bottle (b) melt cans into new cans (c) turn plastic into tiles (d) switch off unused lights
10. 10.Which of these is reduce (use less)? (a) use a jar as a pen stand (b) plant in old tyres (c) switch off unused lights (d) pulp old paper
11. 11.Which of these is recycle (make new things)? (a) carry a cloth bag (b) print on both sides (c) turn plastic into tiles (d) switch off unused lights
12. 12.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) reduce (b) reuse (c) recycle
13. 13.♻️ A family used to throw away 4 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 2 weeks?
14. 14.True or false: sunlight is a non-renewable energy source. (a) True (b) False
15. 15.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
16. 16.Which of these is reuse (use again)? (a) switch off unused lights (b) pulp old paper (c) melt cans into new cans (d) use a jar as a pen stand
17. 17.True or false: coal is a renewable energy source. (a) True (b) False
18. 18.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reduce (b) reuse (c) recycle
19. 19.♻️ Is coal a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
20. 20.♻️ Is ocean wave energy a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
21. 21.Which of these is reduce (use less)? (a) melt glass into new jars (b) carry a cloth bag (c) melt cans into new cans (d) plant in old tyres
22. 22.Which of these is reuse (use again)? (a) buy less packaging (b) melt glass into new jars (c) turn plastic into tiles (d) reuse gift paper
23. 23.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
24. 24.True or false: biogas from waste is a renewable energy source. (a) False (b) True
25. 25.True or false: wind is a non-renewable energy source. (a) False (b) True
26. 26.True or false: wind is a renewable energy source. (a) False (b) True
27. 27.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) burn, bury, forget (c) reduce, reuse, recycle (d) reuse, recycle, reduce
28. 28.♻️ A sustainable design … (a) protects the future (b) lasts one day (c) wastes water (d) uses the most plastic
29. 29.True or false: diesel is a renewable energy source. (a) False (b) True
30. 30.Which of these is recycle (make new things)? (a) buy less packaging (b) reuse gift paper (c) pulp old paper (d) refill a water bottle
31. 31.Which of these is recycle (make new things)? (a) buy less packaging (b) switch off unused lights (c) fix a dripping tap (d) melt glass into new jars
32. 32.♻️ Reduce, reuse or recycle: pulp old paper? (a) recycle (b) reduce (c) reuse
33. 33.♻️ Is diesel a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
34. 34.True or false: flowing river water is a renewable energy source. (a) True (b) False
35. 35.Which of these is recycle (make new things)? (a) use a jar as a pen stand (b) melt cans into new cans (c) refill a water bottle (d) print on both sides
36. 36.♻️ A family used to throw away 2 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 6 weeks?
37. 37.♻️ A project report has 80 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
38. 38.♻️ A family used to throw away 9 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 7 weeks?
39. 39.♻️ A school bench is made from 150 recycled plastic bottles. How many benches can be made from 600 bottles?
40. 40.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids